42718150229 has 2 divisors, whose sum is σ = 42718150230. Its totient is φ = 42718150228.

The previous prime is 42718150201. The next prime is 42718150249. The reversal of 42718150229 is 92205181724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33442534129 + 9275616100 = 182873^2 + 96310^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42718150229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42718150249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21359075114 + 21359075115.

It is an arithmetic number, because the mean of its divisors is an integer number (21359075115).

Almost surely, 2^42718150229 is an apocalyptic number.

It is an amenable number.

42718150229 is a deficient number, since it is larger than the sum of its proper divisors (1).

42718150229 is an equidigital number, since it uses as much as digits as its factorization.

42718150229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 42718150229 in words is "forty-two billion, seven hundred eighteen million, one hundred fifty thousand, two hundred twenty-nine".